More Problems

• Find the smallest subarray that contains all unique characters from the given string using two pointers.
• Check if a given array contains any duplicate elements within a k-distance using two pointers.
• Find the longest subarray that alternates between positive and negative integers using two pointers.
• Check if a string can be made into a palindrome by rearranging the characters using two pointers.
• Find the smallest difference between two elements in two different sorted arrays using two pointers.
• Check if a given array can be split into two subarrays with equal sums using two pointers.
• Find the maximum sum of a subarray where the difference between the smallest and largest element is less than or equal to a given value using two pointers.
• Check if two strings are rotations of each other using two pointers.